first-generation

adjective
1
having left your country to go and live in a new country; being the child of somebody who has left their country to go and live in a new country
نسل اول, مهاجر نسل اول, فرزند مهاجر
2
being or connected with the earliest type of something to be developed, for example a machine or piece of software
نسل اول, نوع اولیه, نسل‌اول
a first-generation video game